| Board of Directors | 1999 – 2003 |
| Board of Directors | 1975 – 1994 |
| Board of Directors | 1975 – 2001 |
| Board of Directors | 1975 – 1998 |
| Board of Directors | 1975 – 1987 |
| Board of Directors | 1975 – 2001 |
| Board of Directors | 2001 – 2002 |
| Board of Directors | 2001 – 2003 |
| Board of Directors | 2000 – 2001 |
| Board of Directors | 1999 – 2003 |
| Board of Directors | 1975 – 1991 |
| Chairman | 2001 – 2003 |
| Board of Directors | 1998 – 2001 |
| Board of Directors | 1975 – 1990 |